docs: def _get_dst_dir(dst_dir):
      """
      Prefix the provided string with working directory and return a
      str.
  
      :param dst_dir: A string to be prefixed with the working dir.
      :return: str
      """
      wd = os.getcwd()
      _makedirs(dst_dir)
  
      return os.path.join(wd, dst_dir)